Dr. Miray Öner Közen

Contact

Room: 1571
Tel: +49 (0)89 289 28204
Fax: +49 (0)89 289 28210
miray.koezen@tum.de

 

Office Hours

by appointment

RESEARCH INTERESTS

  • Priority sequencing in queuing systems
  • Due date quotation
  • Marketing–operations interface
  • Production line design
  • State dependent behavior of human workers
  • Markov processes

PUBLICATIONS

  • Öner-Közen, M., & Minner, S. (2017). Dynamic pricing, leadtime quotation and due date based priority dispatching. International Journal of Production Research. DOI: 10.1080/00207543.2017.1397791
  • Öner-Közen, M., & Minner, S. (2017). Impact of Priority Sequencing Decisions on On-Time Probability and Expected Tardiness of Orders in Make-To-Order Production Systems with External Due-Dates. European Journal of Operational Research. DOI: 10.1016/j.ejor.2017.05.042
  • Öner-Közen, M., Minner, S., & Steinthaler, F. (2017). Efficiency of paced and unpaced assembly lines under consideration of worker variability–A simulation study. Computers & Industrial Engineering. DOI: 10.1016/j.cie.2017.03.030
  • Öner-Közen, M. (2017). Stochastic Models for Performance Analysis and Optimization of Design and Control Policies in Manufacturing Systems, Doctoral dissertation, Technische Universität München.
  • Öner-Közen, M., Güllü, R., Korugan, A., Ünal, A.T. The value of time spent for sequencing of jobs in random sized batches. Proceedings of Stochastic Models of Manufacturing and Service Operations Conference (SMMSO'13), Kloster Seeon, Germany, 2013

Academic Career and Positions held to date

  • Since 10/2017: Post-Doc at the Department of Logistics and Supply Chain Management (Prof. Dr. Minner); TUM
  • 11/2012-12/2016: Research assistant at the Department of Logistics and Supply Chain Management (Prof. Dr. Minner); TUM
  • 03/2011-10/2012: Research assistant at the Department of Industrial Engineering; Istanbul Kültür University

Academic Education

  • 2017: Ph.D. on the topic "Stochastic Models for Performance Analysis and Optimization of Design and Control Policies in Manufacturing Systems", Technische Universität München, Munich
  • 2012: M.S. in Industrial Engineering, Boğaziçi University, Istanbul
  • 2009: B.S. in Mathematics, Yıldız Technical University, Istanbul 

Ongoing supervision

Master Theses:

  • Pricing, Leadtime Quotation and Scheduling: Heuristic Approaches
  • Influence of Inventory Management on Supply Chain Collaboration
  • Optimal inventory policy for buffering against supply uncertainty in aero engine assembly during ramp-up

Project Studies

  • A review on digital supply chain software

Supervised theses

Master Theses

  • 2019
    • Simultaneous inventory and service capacity planning with non-homogenous demand
  • 2018 
    • Analyzing the effects of an additional forecasting estimate on the judgmental  demand planning
    • Modelling the impact of short-term demand and supply driven changes on semiconductor supply chains
    • A Simulation Analysis of Supply Network Robustness against Disruptions
  • 2017
    • Digital supply chains: The value of online tracking of shipments to reduce lead time uncertainty
  • 2016
    • Plan-stability and freeze fence analysis of a semiconductor supply chain
    • Towards an automatic model generation approach for fast and accurate semiconductor supply chain simulation
    • Design and validation of a kanban game based on the optimized value stream in the learning factory at the BMW VPS Center
    • Optimization via simulation for assembly line design
    • The impacts of changing conditions on the performance of the order-to-delivery process using the example of BMW in China
  • 2015
    • Selecting and optimizing inventory policies – The case of an electronic equipment manufacturer

Bachelor Theses

  • 2019
    • Impact of relocating Lufthansa Technik Logistik Services' receiving area out of the main warehouse
    • Simulation of heuristic rules for pricing lead time quotation and order dispatching policies
  • 2018
    • Estimation of the required amount of special load carriers for the intralogistics
  • 2017
    • Investigating performance of the profit maximizing policy based on various other KPI’s via simulation
  • 2016
    • Implementation of a Vendor Managed Inventory concept for a large pharmaceutical company
    • Forecasting semiconductor turnover for automotive customers
  • 2015
    • Literature review: Demand and leadtime in make-to-order production systems
    • Logistics process design of engine testing at BMW (Awarded with BVL Thesis Award)
  • 2014
    • Mixed model assembly line balancing under uncertainty
    • A comparison of dispatching rules under different objective functions
    • The impact of scheduling time on the system performance
    • Investigating Timing Aspects in Hybrid Safety Stock Approaches

Project Studies

  • 2019
    • A review on digital supply chain software
  • 2018
    • Outbound Supply Chain Network Cost Calculation
    • Development of a controlling logic to provide and commission the shipping orders/production orders
    • Development of a simulation tool for the use of commissioning robots in existing warehouse systems
  • 2016
    • Optimization of queuing management in public offices
  • 2015
    • 3D simulation of logistics and manufacturing processes in the automotive industry
    • Optimization of order matching in the automotive industry
    • The use of RFID in an automotive supply chain: logistics, manufacturing/assembly
    • Designing a supply network under maximum customer order lead times
  • 2014
    • Influence factors on truck transportation across Europe
    • Developing a decision support tool for selecting the best delivery solution

Previous teaching

Summer 2018

  • Simulation in Operations Management
  • Master Seminar

Winter 2017/2018

  • Stochastic Modeling and Optimization
  • Master Seminar

Winter 2016/2017

  • Master Seminar

Summer 2016

  • Simulation in Operations Management (2 groups)
  • Inventory Management
  • Master Seminar

Winter 2015/2016

  • Simulation in Operations Management
  • Master Seminar

Summer 2015

  • Simulation in Operations Management
  • Inventory Management
  • Master Seminar 

Winter 2014/2015

  • Simulation in Operations Management
  • Master Seminar

Summer 2014

  • Simulation in Operations Management

Winter 2013/2014

  • Simulation in Operations Management
  • Master Seminar

Summer 2013

  • Inventory Management

Presentations

  • 2018 Winter Simulation Conference, Gothenburg, Sweden. "Dynamic Price and Lead Time Quotation under Semiconductor Industry Related Challenges".
  • 2016 StochMod16, Louvain-la-Neuve, Belgium. "Simultaneous optimization of dynamic pricing, lead time quotation and due-date-based priority dispatching decisions". Funded by the Diversity Promotion Fund of the TUM School of Management.
  • 2015 Automotive Workshop, Munich, Germany. "Impact of worker behavior on the optimal line design".
  • 2014 INFORMS Annual Meeting, San Francisco, USA. "Employing the EDD rule in MTO production systems with external due-dates", (in an invited session). Funded by the Diversity Promotion Fund of the TUM School of Management.
  • 2014 StochMod14, Mannheim, Germany. "Employing the EDD rule in MTO production systems with external due-dates".
  • 2012 POMS 23rd Annual Conference, Chicago, USA. "The value of time spent for sequencing of jobs in random sized batches".